noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The condition of having an abnormally high number of thrombocytes (platelets) in the bloodstream; can give a predisposition to thrombosis
2. 2
   increase in the number of platelets in the blood which tends to cause clots to form; associated with many neoplasms and chronic infections and other diseases wordnet

Synonyms

All synonyms

thrombocythemiathrombocythemia

Etymology

From thrombocyte + -osis = thrombo- + cytosis.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.